/* 基本样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #ff7e5f, #feb47b);
        color: #333;
        line-height: 1.6;
    }
    header {
        background: radial-gradient(circle, rgba(255,87,34,1) 0%, rgba(255,87,34,0) 70%);
        padding: 50px 20px;
        text-align: center;
        animation: aurora-move 15s linear infinite;
    }
    header h1 {
        font-family: 'Poppins', sans-serif;
        font-size: 3rem;
        background: -webkit-linear-gradient(#6a11cb, #2575fc);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        margin: 0;
    }
    main {
        padding: 20px;
        max-width: 1200px;
        margin: auto;
    }
    article {
        background: rgba(255, 255, 255, 0.8);
        padding: 30px;
        border-radius: 10px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }
    article h2, article h3, article h4 {
        color: #6a11cb;
        margin-top: 20px;
    }
    article pre {
        background: #f4f4f4;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
    }
    article code {
        font-family: 'Courier New', Courier, monospace;
        color: #d14;
    }
    ul, ol {
        margin-left: 20px;
    }
    table {
        width: 100%;
        border-collapse: collapse;
        margin: 20px 0;
    }
    table, th, td {
        border: 1px solid #ddd;
    }
    th, td {
        padding: 10px;
        text-align: left;
    }
    img {
        max-width: 100%;
        height: auto;
        border-radius: 10px;
        margin: 10px 0;
    }
    footer {
        text-align: center;
        padding: 20px;
        background: linear-gradient(to right, #6a11cb, #2575fc);
        color: white;
    }
    /* 动画定义 */
    @keyframes aurora-move {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }
    @keyframes pulse {
        0% { stroke-opacity: 1; }
        50% { stroke-opacity: 0.5; }
        100% { stroke-opacity: 1; }
    }
    /* 按钮样式 */
    .button {
        background: linear-gradient(to right, #ff9a9e, #fad0c4);
        color: white;
        padding: 10px 20px;
        border: none;
        cursor: pointer;
        transition: all 0.3s ease;
        border-radius: 5px;
        font-size: 1rem;
    }
    .button:hover {
        transform: scale(1.1);
        background: linear-gradient(to right, #fad0c4, #ff9a9e);
    }
    /* 响应式设计 */
    @media (max-width: 1440px) {
        header h1 {
            font-size: 2.5rem;
        }
    }
    @media (max-width: 1200px) {
        main {
            padding: 15px;
        }
    }
    @media (max-width: 1024px) {
        article {
            padding: 25px;
        }
    }
    @media (max-width: 768px) {
        header h1 {
            font-size: 2rem;
        }
        article {
            padding: 20px;
        }
    }
    @media (max-width: 480px) {
        header h1 {
            font-size: 1.5rem;
        }
        article {
            padding: 15px;
        }
    }
    @media (max-width: 320px) {
        header h1 {
            font-size: 1.2rem;
        }
    }
    /* 链接样式 */
    a {
        color: #2575fc;
        text-decoration: none;
    }
    a:hover {
        text-decoration: underline;
    }
    /* 提示样式 */
    .reference {
        text-align: center;
        font-style: italic;
        margin: 20px 0;
        color: #555;
    }